As a user I want to be able to calculate the cos of an angle in degrees so that I don't have to perform the calculation manually.


UAT

  • [0] <cos> -> [1]
  • [45] <cos> -> [.7071]
  • [90] <cos> -> [0]
  • [180] <cos> -> [-1]
  • [270] <cos> -> [0]

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